html {
  font-size: 62.5%;
  font-family: source-han-sans-japanese, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
  scroll-behavior: smooth;
}

body {
  min-width: auto;
}

a:link,
a:visited {
  color: #000;
  text-decoration: none;
}
@media (min-width: 641px) {
  .sp_only {
    display: none!important;
  }
}
@media (max-width: 640px) {
  .pc_only {
    display: none!important;
  }
}

/*========== header ==========*/
header .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1250px;
  margin: 0 auto;
  padding: 18px 15px 0;
}

.header_title {
  display: flex;
  align-items: center;
}

.logo img {
  width: 117px;
}

.site_title {
  margin-left: 20px;
  font-size: 1.3rem;
  line-height: 1.5;
}

.list_box {
  display: flex;
}

.list_box li + li {
  margin-left: 10px;
}

.list_box li a {
  display: block;
  width: 195px;
  padding: 14px 10px 11px;
  font-size: 1.4rem;
  font-weight: bold;
  color: #fff;
  text-align: center;
}

.btn_download a {
  background: #c30d23;
}

.btn_contact a {
  background: #05738d;
}

.list_box li span {
  padding-left: 30px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: 0;
}

.btn_download span {
  background-image: url(/img/ss/products/controls/customers-voice/icon_download.png);
}

.btn_contact span {
  background-image: url(/img/ss/products/controls/customers-voice/icon_contact.png);
}

@media (max-width: 900px) {
  header .inner {
    display: block;
    min-width: auto;
    padding: 12px 0 0;
  }

  .header_title {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
    width: 92%;
    margin: 0 auto;
  }

  .site_title {
    margin-left: 0;
    font-size: 1.2rem;
  }

  .list_box {
    margin-top: 12px;
  }

  .list_box li {
    width: 50%;
  }

  .list_box li a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: 14px 8px 11px;
    font-size: 1.3rem;
  }

  .list_box li + li {
    margin-left: 0;
  }
}

/*========== footer ==========*/
footer {
  background: #333;
}

footer .inner {
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;
  align-items: center;
  max-width: 1250px;
  margin: 0 auto;
  padding: 15px;
}

footer .links {
  display: flex;
  align-items: center;
}

footer .links li {
  line-height: 1.4;
}

footer .links li + li {
  position: relative;
  margin-left: 10px;
  padding-left: 10px;
  border-left: 1px solid #fff;
}

footer .links a {
  font-size: 1.2rem;
  font-weight: bold;
  color: #fff;
}

footer .links a:link,
footer .links a:visited {
  color: #fff;
}

footer .copy {
  font-size: 1.2rem;
  font-weight: bold;
  color: #fff;
}

@media (max-width: 900px) {
  footer .inner {
    display: block;
    min-width: auto;
    width: 92%;
    padding: 20px 0 18px;
    text-align: center;
  }

  footer .links {
    justify-content: center;
  }

  footer .copy {
    display: block;
    margin-top: 10px;
    font-size: 1rem;
  }
}

/*========== content ==========*/
#content {
  margin-top: 50px;
}

.head_block {
  max-width: 1250px;
  margin: 0 auto;
  padding: 0 15px;
}

.head_content {
  display: inline-block;
  position: relative;
}

.head_content::before,
.head_content::after {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: #C30D23;
}

.head_content::before {
  margin-left: calc(50% - 50vw);
}

.head_inner {
  display: flex;
  align-items: center;
  padding-right: 20px;
}

.head_title {
  width: 460px;
}

.head_title img {
  width: 100%;
}

.head_desc {
  margin-left: 30px;
  font-size: 1.4rem;
  line-height: 1.5;
}

@media (max-width: 640px) {
  #content {
    margin-top: 40px;
  }

  .head_block {
    padding: 0;
  }

  .head_content {
    display: block;
    width: 92%;
    margin: 0 auto;
    padding: 0;
  }

  .head_content::before,
  .head_content::after {
    display: none;
  }

  .head_inner {
    display: block;
    padding-right: 0;
    border: none;
  }

  .head_title {
    position: relative;
    width: 90%;
    max-width: 320px;
    padding-bottom: 15px;
  }

  .head_title::after {
    content: "";
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 1px;
    background: #C30D23;
  }

  .head_desc {
    margin: 15px 0 0;
  }
}

/*========== keyvisual ==========*/
.keyvisual_block {
  max-width: 1220px;
  margin: 35px auto 0;
}

.keyvisual_content {
  position: relative;
  padding-bottom: 50px;
  background: #fafafa;
}

.keyvisual_img {
  width: 62%;
}

.keyvisual_img img {
  width: 100%;
}

.keyvisual_about {
  display: flex;
  flex-flow: column;
  justify-content: center;
  position: absolute;
  top: -40px;
  right: 0;
  width: 43%;
  padding: 20px 55px 20px 60px;
  background: #C30D23;
  color: #fff;
  box-sizing: border-box;
}

.keyvisual_about_title {
  font-size: 2.6rem;
  font-weight: bold;
  line-height: 1.46;
}

.keyvisual_about_title span {
  display: inline-block;
}

.keyvisual_about_name {
  margin-top: 15px;
  font-size: 1.4rem;
}

.keyvisual_about_btn {
  display: block;
  width: 234px;
  margin-top: 40px;
  padding: 19px 10px 17px;
  background: #fff;
  font-size: 1.4rem;
  color: #c30d23;
  text-align: center;
}

.keyvisual_about_btn:link,
.keyvisual_about_btn:visited {
  color: #c30d23;
}

.slick-arrow {
  display: block;
  position: absolute;
  top: 50%;
  width: 53px;
  height: 53px;
  margin-top: -26px;
  font-size: 0;
  z-index: 1;
}

.slick-list {
  padding-top: 40px;
}

.slick-prev {
  left: 58px;
  background-image: url(/img/ss/products/controls/customers-voice/carousel_prev_btn_pc.png);
  background-size: contain;
  background-repeat: no-repeat;
}

.slick-next {
  right: 58px;
  background-image: url(/img/ss/products/controls/customers-voice/carousel_next_btn_pc.png);
  background-size: contain;
  background-repeat: no-repeat;
}

.slick-dots {
  display: flex;
  position: absolute;
  bottom: 50px;
  left: 65%;
}

.slick-dots li {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #999999;
  cursor: pointer;
}

.slick-dots li.slick-active {
  background: #C30D23;
}

.slick-dots li + li {
  margin-left: 10px;
}

.slick-dots button {
  text-indent: -9999px;
}

@media (max-width: 1160px) {
  .keyvisual_about {
    padding: 25px;
  }

  .keyvisual_about_title {
    font-size: 1.8rem;
  }
}

@media (max-width: 960px) {
  .keyvisual_about {
    padding: 15px;
  }

  .keyvisual_about_title {
    font-size: 1.6rem;
  }

  .slick-arrow {
    width: 40px;
    height: 40px;
  }

  .slick-prev {
    left: 15px;
  }

  .slick-next {
    right: 15px;
  }
}

@media (max-width: 640px) {
  .keyvisual_block {
    min-width: auto;
  }

  .keyvisual_content {
    padding-bottom: 0;
  }

  .keyvisual_img {
    width: 100%;
  }

  .keyvisual_about {
    position: static;
    width: 80%;
    margin-left: auto;
    padding: 20px;
    transform: translateY(-48px);
    box-sizing: content-box;
  }

  .keyvisual_about_title {
    font-size: 1.6rem;
  }

  .keyvisual_about_name {
    margin-top: 20px;
    font-size: 1.3rem;
  }

  .slick-list {
    padding-top: 0;
  }

  .slick-arrow {
    border: none;
    width: 30px;
    height: 30px;
    top: 22%;
  }

  .slick-prev {
    left: 4%;
    background-image: url(/img/ss/products/controls/customers-voice/carousel_prev_btn_sp.png);
  }

  .slick-next {
    right: 4%;
    background-image: url(/img/ss/products/controls/customers-voice/carousel_next_btn_sp.png);
  }

  .slick-dots {
    justify-content: center;
    bottom: 22px;
    left: 0;
    width: 100%;
  }
}

/*========== archive ==========*/
.archive_block {
  margin-top: 94px;
  padding: 0 15px;
  background: #fafafa;
}

.archive_inner {
  position: relative;
  max-width: 1220px;
  margin: 0 auto;
  padding: 82px 0 100px;
}

.archive_inner .section_title {
  position: absolute;
  top: -24px;
  left: 0;
  width: 174px;
}

.archive_inner .section_title img {
  width: 100%;
}

.section_sub_title {
  display: block;
  margin-top: 15px;
  font-size: 1.3rem;
}

.archive_lists {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 80px;
}

.archive_lists:last-child {
  margin-bottom: 0;
}

.archive_list {
  width: calc(25% - 21px);
  margin-right: 28px;
  box-shadow: 0 3px 6px rgb(0 0 0 / 10%);
}

@media (min-width: 960px){
  .archive_list:nth-child(4n) {
    margin-right: 0;
  }
  
  .archive_list:nth-child(n + 5) {
    margin-top: 50px;
  }  
}

.archive_list_img {
  overflow: hidden;
}

.archive_list_img img {
  width: 100%;
  transition: all 0.8s;
}

.archive_list a:hover .archive_list_img img {
  transform:scale(1.1,1.1);
}

.archive_list_about {
  padding: 0 30px 26px;
}

.archive_list_logo {
  margin-top: 15px;
}

.archive_list_logo img {
  width: 100%;
}

.archive_list_name {
  margin-top: 10px;
  font-size: 1.2rem;
  color: #999;
}

.archive_list_desc {
  margin-top: 25px;
  font-size: 1.4rem;
  line-height: 1.6;
}

@media (max-width: 960px) {
  .archive_list {
    width: calc(33% - 17px);
    margin-right: 28px;
    box-shadow: 0 3px 6px rgb(0 0 0 / 10%);
  }
  
  .archive_list:nth-child(3n) {
    margin-right: 0;
  }
  
  .archive_list:nth-child(n + 4) {
    margin-top: 50px;
  }  
}
@media (max-width: 640px) {
  .archive_block {
    margin-top: 65px;
    padding-bottom: 60px;
  }

  .archive_inner {
    width: 92%;
    padding: 0;
  }

  .archive_inner .section_title {
    width: 145px;
    top: -20px;
  }

  .archive_lists {
    display: block;
  }

  .archive_list {
    width: 100%;
    margin-right: 0;
  }

  .archive_list + .archive_list {
    margin-top: 30px;
  }

  .archive_list_about {
    padding: 30px 9% 44px;
  }

  .archive_list_logo {
    width: 56%;
    max-width: 160px;
    margin-top: 0;
  }

  .archive_list_logo img {
    width: 100%;
  }

  .archive_list_name {
    margin-top: 15px;
  }
}

.archive_block .archive_h3 {
  margin: 0 0 40px;
  padding: 10px 0;
  font-size: 20px;
  line-height: 1.5;
  border-top: 2px solid #000;
  border-bottom: 2px solid #000;
}

.archive_ancher {
  display: flex;
  margin-bottom: 40px;
  gap: 24px;
}

.archive_ancher li {
  border: solid 1px #C30D23;
  font-size: 16px;
  position: relative;
  padding: 3px 43px 1px 20px;
}

.archive_ancher li a {
  color: #C30D23;
  line-height: 2;
}

.archive_ancher li a::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-top: 2px solid #C30D23;
  border-right: 2px solid #C30D23;
  transform: rotate(135deg);
  right: 15px;
  top: 30%;
  position: absolute;
}

@media (max-width: 640px) {
  .archive_ancher {
    padding-top: 80px;
    flex-wrap: wrap;
  }
  .archive_ancher li {
    width: 100%;
  }
  .archive_ancher li a {
    width: 100%;
    display: block;
  }
  .archive_ancher li a::after {
    right: 23px;
    top: 40%;
  }
}

/*========== contact ==========*/
.contact_block {
  padding: 60px 15px;
  background: #efefef;
}

.contact_inner {
  max-width: 1010px;
  margin: 0 auto;
  padding: 40px 15px;
  background: #fff;
  box-shadow: 0 3px 6px rgb(0 0 0 / 10%);
  box-sizing: border-box;
  text-align: center;
}

.contact_title {
  font-size: 3rem;
  font-weight: bold;
  line-height: 1.2;
}

.contact_message {
  margin-top: 20px;
  font-size: 1.4rem;
  line-height: 1.5;
}

.contact_form {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.contact_btn {
  display: block;
  position: relative;
  width: 220px;
  padding: 15px 15px 13px;
  background: #05738d;
  font-size: 1.8rem;
  font-weight: bold;
  text-align: center;
  color: #fff !important;
  box-sizing: border-box;
}

.contact_btn:link,
.contact_btn:link:visited {
  color: #fff;
}

.contact_btn::after {
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  right: 15px;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

.contact_tel {
  position: relative;
  margin-left: 40px;
  padding-left: 35px;
  font-size: 3rem;
  font-weight: bold;
  line-height: 1;
}

.contact_tel::before {
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  left: 0;
  width: 2px;
  height: 30px;
  margin-top: -15px;
  background: #efefef;
}

.contact_tel_icon {
  display: inline-block;
  width: 30px;
  margin-right: 10px;
  vertical-align: middle;
}

.contact_tel_icon img {
  width: 100%;
}

@media (max-width: 640px) {
  .contact_block {
    padding: 40px 0;
  }
  .contact_inner {
    width: 92%;
    padding: 30px 4% 45px;
  }

  .contact_title {
    font-size: 2.4rem;
  }

  .contact_form {
    display: block;
    margin-top: 40px;
  }

  .contact_btn {
    margin: 0 auto;
  }

  .contact_tel {
    margin: 25px 0 0;
    padding-left: 0;
    font-size: 2.8rem;
  }

  .contact_tel::before {
    display: none;
  }

  .contact_tel_icon {
    width: 25px;
  }
}

/*========== other ==========*/
.other_block {
  padding: 100px 15px;
}

.other_inner {
  display: flex;
  justify-content: center;
}

.other_content {
  width: 490px;
  padding: 50px;
  border: 2px solid #eaeaea;
  box-sizing: border-box;
}

.seminar_box {
  margin-left: 28px;
}

.other_title {
  position: relative;
  padding-bottom: 20px;
  font-size: 2rem;
  font-weight: bold;
  line-height: 1.5;
}

.other_title::after {
  content: "";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: #C30D23;
}

.other_desc_wrap {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

.other_desc {
  max-width: 270px;
}

.other_desc p {
  font-size: 14px;
  line-height: 1.6;
}

.other_desc_icon {
  width: 100px;
}

.other_desc_icon img {
  width: 100%;
}

.other_desc_link {
  display: inline-block;
  position: relative;
  margin-top: 40px;
  padding-left: 20px;
  font-size: 1.6rem;
  font-weight: bold;
  color: #C30D23;
}

.other_desc_link:link,
.other_desc_link:visited {
  color: #C30D23;
}

.other_desc_link::before {
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  left: 0;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-right: 2px solid #C30D23;
  border-bottom: 2px solid #C30D23;
  transform: rotate(-45deg);
}

@media (max-width: 640px) {
  .other_block {
    padding: 30px 0 40px;
  }
  .other_inner {
    display: block;
  }

  .other_content {
    width: 92%;
    margin: 0 auto;
    padding: 20px 35px;
    text-align: center;
  }

  .seminar_box {
    margin-top: 20px;
  }

  .other_title {
    padding-bottom: 15px;
  }

  .other_title::after {
    left: 50%;
    margin-left: -25px;
  }

  .other_desc_wrap {
    display: block;
    margin-top: 15px;
  }

  .other_desc {
    max-width: 100%;
  }

  .other_desc p {
    line-height: 1.7;
  }

  .other_desc_icon {
    margin: 20px auto 0;
  }

  .other_desc_link {
    margin-top: 20px;
  }
}